Direct (nonstop) flights from Cheongju to Jeju
6 airlines fly nonstop from Cheongju International Airport (CJJ) to Jeju International (CJU). It's 229 miles (368 km), about 1h 10m in the air. Operated by Jeju Air, Korean Air, Jin Air and others.
Jeju Air
Korean Air
Jin Air
Asiana Airlines
T´Way Air
Eastar Jet
Route data last updated: May 27, 2026
Airlines with non-stop flights
OZ
Asiana Airlines
Alternative Routes
Other ways to fly from Cheongju to Jeju with one stop · direct emits 42 kg CO₂ per passenger
Looking for the return flight?
CJU → CJJ: Flights from Jeju to CheongjuOther direct flights from Cheongju
Direct flights from Jeju (CJU)
Frequently Asked Questions
How long is the direct flight from Cheongju to Jeju?
A nonstop flight from Cheongju (CJJ) to Jeju (CJU) takes approximately 1 hours and 10 minutes. The distance is 229 miles (368 km).
Which airlines fly nonstop from Cheongju to Jeju?
6 airlines: Jeju Air, Korean Air, Jin Air, Asiana Airlines, T´Way Air, Eastar Jet.
Is there a nonstop flight from Cheongju to Jeju?
Yes. 6 airlines: Jeju Air, Korean Air, Jin Air, Asiana Airlines, T´Way Air, Eastar Jet.
How far is Cheongju from Jeju?
The flight distance from Cheongju to Jeju is 229 miles (368 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Paris.
What type of aircraft flies from Cheongju to Jeju?
At 1h 10m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Cheongju to Jeju?
Roughly 42 kg CO2 per passenger one-way. That's about the same as driving 210 km.
Is the return flight from Jeju to Cheongju also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Cheongju to Jeju?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Cheongju International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.